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Adding and subtracting Decimals
Adding Decimals
http://duvandermath.com/AddSubFracRev2.jpg
When you add and decimals compare the answer to the estimate.If the answer is near the estimate the answer is resonable.
Always line the decimals up.
Subtracting Decimals
Sometimes it is necessary to annex zeroes before you subtract.
adding decimals
SUBTRACTING DECIMALS
my awsome links
http://mathforum.org/library/drmath/drmath.middle.html
http://www.homeschoolmath.net/teaching/d/add-hundredths-b.php
http://www.youtube.com/watch?v=0mOH-qNGM7M
http://duvandermath.com/AddSubFracRev2.jpg
http://duvandermath.com/AddSubFracRev2.jpg
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Adding Decimals
http://duvandermath.com/AddSubFracRev2.jpg
When you add and decimals compare the answer to the estimate.If the answer is near the estimate the answer is resonable.
Always line the decimals up.
Subtracting Decimals
Sometimes it is necessary to annex zeroes before you subtract.
adding decimals
SUBTRACTING DECIMALS
my awsome links
http://mathforum.org/library/drmath/drmath.middle.html
http://www.homeschoolmath.net/teaching/d/add-hundredths-b.php
http://www.youtube.com/watch?v=0mOH-qNGM7M
http://duvandermath.com/AddSubFracRev2.jpg
http://duvandermath.com/AddSubFracRev2.jpg